We have consistently sought to change the withdrawal agreement, and in particular to change the backstop. The right hon. Gentleman will know full well that we have argued on many occasions for a time limit or a unilateral exit clause, or the replacement of the withdrawal agreement by alternative arrangements. Before the withdrawal agreement was originally agreed in November, the Government pushed consistently for an exit clause, but the EU did not agree to it then. After the first meaningful vote, we raised the issue again. We sought to change the withdrawal agreement, and pushed for it to be replaced by alternative arrangements.
In January, there was an exchange of letters between myself and the Presidents of the European Commission and the European Council. On